US3232497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel supply system
Assignee: Motors Liquidation Co
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Filing: 1964-01-17
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Granted: 1966-02-01
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Expires: 1984-01-17
Abstract
No abstract record available.
Inventors
- 👤 Wayne S Schoeppach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:22
CPC Classifications
B; B60; B60K; B60K15/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A LIQUID FUEL SUPPLY SYSTEM FOR AN ENGINE, A SAID SYSTEM COMPRISING A TANK, A PUMP HAVING AN INLET CONNECTED WITH THE INTERIOR OF SAID TANK AND AN OUTLET CONNECTION, SAID OUTLET CONNECTION HAVING TWO PORTS, A DISCHARGE LINE CONNECTED TO ONE OF SAID PORTS, A PISTON VALVE SLIDABLY MOUNTED IN SAID OUTLET CONNECTION AND INTERPOSED BETWEEN AND SEPARATING SAID TWO PORTS, THE OTHER OF SAID TWO PORTS BEING CONNECTED TO A LOW ZONE OF SAID TANK INTERIOR, SPRING MEANS URGING SAID PISTON VALVE TO CLOSE SAID ONE PORT, AND THE ARRANGEMENT BEING SUCH THAT SAID SPRING MEANS IS ADAPTED TO YIELD UNDER DISCHARGE PRESSURE OF SAID PUMP.
Claim 2
Dependent Claim
108 words
A LIQUID FUEL SUPPLY SYSTEM FOR AN ENGINE, A SAID SYSTEM COMPRISING A TANK, A PUMP HAVING AN INLET CONNECTED WITH THE INTERIOR OF SAID TANK AND AN OUTLET CONNECTION, SAID OUTLET CONNECTION HAVING TWO PORTS, A DISCHARGE LINE CONNECTED TO ONE OF SAID PORTS, A PISTON VALVE SLIDABLY MOUNTED IN SAID OUTLET CONNECTION AND INTERPOSED BETWEEN AND SEPARATING SAID TWO PORTS, THE OTHER OF SAID TWO PORTS BEING CONNECTED TO A LOW ZONE OF SAID TANK INTERIOR, SPRING MEANS URGING SAID PISTON VALVE TO CLOSE SAID ONE PORT, AND THE ARRANGEMENT BEING SUCH THAT SAID SPRING MEANS IS ADAPTED TO YIELD UNDER DISCHARGE PRESSURE OF SAID PUMP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |